The ERZ-HPA-3000-4000-32-E from ERZIA is a RF Amplifier with Frequency 30 to 40 GHz, Small Signal Gain 36 to 42 dB pk-pk, Gain Flatness ±2.5 dB, Output Power 31 to 35 dBm, Output Power 1.26 to 3.16 W. Tags: Power Amplifier. More details for ERZ-HPA-3000-4000-32-E can be seen below.